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Finding the Third Proportional to 11,625,445 and 19,142,508

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Solution

The third proportional to 11,625,445 and 19,142,508 is: 31,520,136.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,625,445 : 19,142,508 = 19,142,508 : x
  2. Step 2: Convert to fraction form
    11,625,445/19,142,508 = 19,142,508/x
  3. Step 3: Cross multiply
    11,625,445x = 19,142,508 × 19,142,508
  4. Step 4: Simplify right side
    11,625,445x = 366,435,612,530,064
  5. Step 5: Solve for x
    x = 366,435,612,530,064/11,625,445
  6. Step 6: Final answer
    x = 31,520,136.44

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Why These Related Problems?

These problems maintain the same ratio (1.65) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.